package com.medical.serializer;

import com.alibaba.fastjson2.JSON;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.SerializationException;

import java.nio.charset.Charset;

/**
 * @author TISNIW
 * @version 1.0
 * @date 2025/5/2 15:23
 * @desc
 */
public class JsonRedisSerializer<T> implements RedisSerializer<T> {
    public static final Charset DEFAULT_CHARSET = Charset.forName("UTF-8");
    private final Class<T> type;

    public JsonRedisSerializer(Class<T> type) {
        super();
        this.type = type;
    }

    @Override
    public byte[] serialize(T t) throws SerializationException {
        if (t == null) return new byte[0];
        return JSON.toJSONString(t).getBytes(DEFAULT_CHARSET);
    }

    @Override
    public T deserialize(byte[] bytes) throws SerializationException {
        if (bytes == null || bytes.length == 0) return null;
        String json = new String(bytes, DEFAULT_CHARSET);
        return JSON.parseObject(json, type);
    }
}